Tools & Wizards About Us
duplicatekiller.com screenshot

Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 71

    Accessibility

    Visual factors better than
    that of 36% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

duplicatekiller.com

Remove Outlook Duplicates. Outlook duplicate remover add-in.

Page Load Speed

3.6 sec in total

First Response

220 ms

Resources Loaded

2 sec

Page Rendered

1.4 sec

duplicatekiller.com screenshot

About Website

Welcome to duplicatekiller.com homepage info - get ready to check Duplicate Killer best content for United States right away, or after learning these important things about duplicatekiller.com

Fast and easy tool to remove Outlook duplicates from Microsoft Outlook folders. Powerful Outlook Duplicate Remover add-in.

Visit duplicatekiller.com

Key Findings

We analyzed Duplicatekiller.com page load time and found that the first response time was 220 ms and then it took 3.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

duplicatekiller.com performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

67/100

10%

LCP (Largest Contentful Paint)

Value6.5 s

9/100

25%

SI (Speed Index)

Value5.2 s

60/100

10%

TBT (Total Blocking Time)

Value5,390 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value1.137

1/100

15%

TTI (Time to Interactive)

Value18.9 s

3/100

10%

Network Requests Diagram

duplicatekiller.com

220 ms

www.duplicatekiller.com

312 ms

combined_FDABDCBEE42A44CE24266482009EDF49.css

54 ms

combined_0F9313FFC2DFDA29625FA4043D3BDF64.js

158 ms

all.js

22 ms

Our browser made a total of 61 requests to load all elements on the main page. We found that 75% of them (46 requests) were addressed to the original Duplicatekiller.com, 5% (3 requests) were made to Facebook.com and 3% (2 requests) were made to Connect.facebook.net. The less responsive or slowest element that took the longest time to load (981 ms) belongs to the original domain Duplicatekiller.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 117.0 kB (20%)

Content Size

585.1 kB

After Optimization

468.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Duplicatekiller.com main page is 585.1 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 50% of websites need less resources to load. Images take 479.9 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 53.9 kB

  • Original 70.0 kB
  • After minification 65.4 kB
  • After compression 16.1 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 53.9 kB or 77% of the original size.

Image Optimization

-13%

Potential reduce by 63.0 kB

  • Original 479.9 kB
  • After minification 416.9 kB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Obviously, Duplicate Killer needs image optimization as it can save up to 63.0 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 50 B

  • Original 21.0 kB
  • After minification 21.0 kB
  • After compression 20.9 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 0 B

  • Original 14.2 kB
  • After minification 14.2 kB
  • After compression 14.2 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Duplicatekiller.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 21 (36%)

Requests Now

58

After Optimization

37

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Duplicate Killer. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

duplicatekiller.com

duplicatekiller.com

220 ms

www.duplicatekiller.com

www.duplicatekiller.com

312 ms

combined_FDABDCBEE42A44CE24266482009EDF49.css

combined_FDABDCBEE42A44CE24266482009EDF49.css

54 ms

combined_0F9313FFC2DFDA29625FA4043D3BDF64.js

combined_0F9313FFC2DFDA29625FA4043D3BDF64.js

158 ms

all.js

all.js

22 ms

widgets.js

widgets.js

138 ms

gtm.js

gtm.js

343 ms

Mergix_banner.png

Mergix_banner.png

893 ms

mergix-logo.png

mergix-logo.png

838 ms

hd.jpg

hd.jpg

307 ms

remove-outlook-duplicates.jpg

remove-outlook-duplicates.jpg

326 ms

manage-outlook-duplicates.jpg

manage-outlook-duplicates.jpg

479 ms

advanced-duplicate-management.jpg

advanced-duplicate-management.jpg

487 ms

windows10-outlook2016-compatibility.png

windows10-outlook2016-compatibility.png

829 ms

duplicate.png

duplicate.png

689 ms

automatic.png

automatic.png

690 ms

manage.png

manage.png

828 ms

merge.png

merge.png

829 ms

calendar.png

calendar.png

835 ms

junk-contacts.png

junk-contacts.png

834 ms

identify-original.png

identify-original.png

834 ms

check-list.png

check-list.png

872 ms

gear.png

gear.png

873 ms

search-report.png

search-report.png

872 ms

time-money.png

time-money.png

918 ms

algorithm.png

algorithm.png

883 ms

compatible_outlook_2003_2007_2010.gif

compatible_outlook_2003_2007_2010.gif

918 ms

shareo_logo.png

shareo_logo.png

981 ms

safe_pst_backup.png

safe_pst_backup.png

980 ms

logo.png

logo.png

981 ms

demo_video.png

demo_video.png

976 ms

like.php

like.php

453 ms

block1.png

block1.png

857 ms

buttons_sprite.png

buttons_sprite.png

864 ms

block2.png

block2.png

886 ms

left_border.png

left_border.png

906 ms

language.png

language.png

895 ms

readon.png

readon.png

887 ms

menu.png

menu.png

865 ms

menu_active.png

menu_active.png

887 ms

dot.png

dot.png

925 ms

grad1.png

grad1.png

924 ms

follow.png

follow.png

923 ms

block4.png

block4.png

924 ms

q.png

q.png

591 ms

ext_link.png

ext_link.png

586 ms

4team_logo_blue.png

4team_logo_blue.png

665 ms

custom_solutions_outlook.png

custom_solutions_outlook.png

614 ms

find_office_marketplace.png

find_office_marketplace.png

687 ms

intentex-logo.png

intentex-logo.png

601 ms

all.js

all.js

240 ms

tracking.js

tracking.js

477 ms

HRpVBNCrpU1ommypTOw.js

HRpVBNCrpU1ommypTOw.js

456 ms

analytics.js

analytics.js

284 ms

229 ms

language2.png

language2.png

408 ms

pagination24.png

pagination24.png

407 ms

57 ms

collect

collect

26 ms

collect

collect

86 ms

ga-audiences

ga-audiences

113 ms

Accessibility Review

duplicatekiller.com accessibility score

71

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-hidden="true"] elements contain focusable descendents

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Buttons do not have an accessible name

High

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

duplicatekiller.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

duplicatekiller.com SEO score

93

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Duplicatekiller.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Duplicatekiller.com main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

duplicatekiller.com

Open Graph data is detected on the main page of Duplicate Killer. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: